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Finding the Fourth Proportional to 437,436.42, 603,662.28 and 236,232.42

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Solution

The fourth proportional to 437,436.42, 603,662.28 and 236,232.42 is: 326,000.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,436.42 : 603,662.28 = 236,232.42 : x
  2. Step 2: Convert to fraction form
    437,436.42/603,662.28 = 236,232.42/x
  3. Step 3: Cross multiply
    437,436.42x = 603,662.28 × 236,232.42
  4. Step 4: Simplify right side
    437,436.42x = 142,604,601,267.12
  5. Step 5: Solve for x
    x = 142,604,601,267.12/437,436.42
  6. Step 6: Final answer
    x = 326,000.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.